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A species is a population of similar individuals that can:

A species is a population of similar individuals that can:

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​Preserved records of prehistoric organic activity such as t…

​Preserved records of prehistoric organic activity such as tracks, trails, burrows, and nests are called ____.

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The earliest atmosphere was likely composed of ___________ a…

The earliest atmosphere was likely composed of ___________ and __________.

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In a sequence of undisturbed sedimentary rocks, the oldest f…

In a sequence of undisturbed sedimentary rocks, the oldest fossils will be ____.​

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Since the appearance of Cro-Magnons, human evolution has bee…

Since the appearance of Cro-Magnons, human evolution has been:

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During the ________ period of the Late Paleozoic, plants rap…

During the ________ period of the Late Paleozoic, plants rapidly diversified.

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The ancestor of all living carnivores is a(n):

The ancestor of all living carnivores is a(n):

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The richest assemblages of dinosaur fossils formed in the __…

The richest assemblages of dinosaur fossils formed in the __________________ during post-flood deposition.

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Depositional environments have unique physical, biologic and…

Depositional environments have unique physical, biologic and chemical processes. 

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What occurred 14 billion years ago?

What occurred 14 billion years ago?

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